diff --git a/glibc-rh1124987.patch b/glibc-rh1124987.patch
deleted file mode 100644
index 0b0c3ab..0000000
--- a/glibc-rh1124987.patch
+++ /dev/null
@@ -1,32 +0,0 @@
-#
-# This is an experimental patch that should go into rawhide and
-# Fedora 21 to fix failures where python applications fail to 
-# load graphics applications because of the slot usages for TLS.
-# This should eventually go upstream.
-#
-# - Carlos O'Donell
-#
-diff -urN glibc-2.19-886-gdd763fd/sysdeps/generic/ldsodefs.h glibc-2.19-886-gdd763fd.mod/sysdeps/generic/ldsodefs.h
---- glibc-2.19-886-gdd763fd/sysdeps/generic/ldsodefs.h	2014-08-21 01:00:55.000000000 -0400
-+++ glibc-2.19-886-gdd763fd.mod/sysdeps/generic/ldsodefs.h	2014-09-04 19:29:42.929692810 -0400
-@@ -388,8 +388,18 @@
-    have to iterate beyond the first element in the slotinfo list.  */
- #define TLS_SLOTINFO_SURPLUS (62)
- 
--/* Number of additional slots in the dtv allocated.  */
--#define DTV_SURPLUS	(14)
-+/* Number of additional allocated dtv slots.  This was initially
-+   14, but problems with python, MESA, and X11's uses of static TLS meant
-+   that most distributions were very close to this limit when they loaded
-+   dynamically interpreted languages that used graphics. The simplest
-+   solution was to roughly double the number of slots. The actual static
-+   image space usage was relatively small, for example in MESA you
-+   had only two dispatch pointers for a total of 16 bytes.  If we hit up
-+   against this limit again we should start a campaign with the
-+   distributions to coordinate the usage of static TLS.  Any user of this
-+   resource is effectively coordinating a global resource since this
-+   surplus is allocated for each thread at startup.  */
-+#define DTV_SURPLUS	(32)
- 
-   /* Initial dtv of the main thread, not allocated with normal malloc.  */
-   EXTERN void *_dl_initial_dtv;
diff --git a/glibc.spec b/glibc.spec
index 9f9d921..14a2569 100644
--- a/glibc.spec
+++ b/glibc.spec
@@ -1,6 +1,6 @@
 %define glibcsrcdir  glibc-2.21-357-gb40a4e1
 %define glibcversion 2.21.90
-%define glibcrelease 14%{?dist}
+%define glibcrelease 15%{?dist}
 # Pre-release tarballs are pulled in from git using a command that is
 # effectively:
 #
@@ -198,10 +198,6 @@ Patch0046: %{name}-rh1013801.patch
 
 Patch0047: %{name}-nscd-sysconfig.patch
 
-# Allow up to 32 libraries to use static TLS. Should go upstream after
-# more testing.
-Patch0050: %{name}-rh1124987.patch
-
 # Disable rwlock elision if --enable-lock-elision is not used.
 Patch0052: %{name}-disable-rwlock-elision.patch
 
@@ -599,7 +595,6 @@ microbenchmark tests on the system.
 %patch0047 -p1
 %patch2033 -p1
 %patch2034 -p1
-%patch0050 -p1
 %patch0052 -p1
 %patch0053 -p1
 %patch0054 -p1
@@ -1819,6 +1814,10 @@ rm -f *.filelist*
 %endif
 
 %changelog
+* Wed Jun  3 2015 Carlos O'Donell <carlos@redhat.com> - 2.21.90-15
+- Remove patch to increase DTV surplus which is no longer needed after
+  upstream commit f8aeae347377f3dfa8cbadde057adf1827fb1d44.
+
 * Sat May 30 2015 Siddhesh Poyarekar <siddhesh@redhat.com> - 2.21.90-14
 - Fix build failure on aarch64 (#1226459).